IL178032A0 - An improved process for the preparation of n-([1,2,4-]triazolopyrimidin-2-yl)aryl sulfonamides - Google Patents
An improved process for the preparation of n-([1,2,4-]triazolopyrimidin-2-yl)aryl sulfonamidesInfo
- Publication number
- IL178032A0 IL178032A0 IL178032A IL17803206A IL178032A0 IL 178032 A0 IL178032 A0 IL 178032A0 IL 178032 A IL178032 A IL 178032A IL 17803206 A IL17803206 A IL 17803206A IL 178032 A0 IL178032 A0 IL 178032A0
- Authority
- IL
- Israel
- Prior art keywords
- triazolopyrimidin
- preparation
- improved process
- aryl sulfonamides
- sulfonamides
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—Ortho-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Plural Heterocyclic Compounds (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The N-arylsulfilimine-catalyzed coupling of aromatic sulfonyl chlorides with N-([1,2,4]triazolopyrimidin-2-yl)amines to form N-([1,2,4]triazolo-pyrimidin-2-yl)aryl sulfonamides is improved by the selection of 3-picoline or 3,5-lutidine as the base.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US55702204P | 2004-03-26 | 2004-03-26 | |
PCT/US2005/009964 WO2005097793A1 (en) | 2004-03-26 | 2005-03-24 | An improved process for the preparation of n-([1,2,4]triazolopyrimidin-2-yl)aryl sulfonamides |
Publications (2)
Publication Number | Publication Date |
---|---|
IL178032A0 true IL178032A0 (en) | 2006-12-31 |
IL178032A IL178032A (en) | 2013-11-28 |
Family
ID=34963841
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL178032A IL178032A (en) | 2004-03-26 | 2006-09-12 | Process for the preparation of n-([1,2,4]triazolopyrimidin-2-yl)aryl sulfonamides |
Country Status (16)
Country | Link |
---|---|
US (1) | US7339058B2 (en) |
EP (1) | EP1735309B1 (en) |
JP (1) | JP4929155B2 (en) |
KR (1) | KR101111014B1 (en) |
CN (1) | CN100509812C (en) |
AT (1) | ATE451370T1 (en) |
AU (1) | AU2005230862B2 (en) |
BR (1) | BRPI0509273B8 (en) |
CA (1) | CA2558245C (en) |
DE (1) | DE602005018182D1 (en) |
DK (1) | DK1735309T3 (en) |
IL (1) | IL178032A (en) |
MX (1) | MXPA06010913A (en) |
TW (1) | TWI337183B (en) |
WO (1) | WO2005097793A1 (en) |
ZA (1) | ZA200606604B (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103044431A (en) * | 2012-10-22 | 2013-04-17 | 中国药科大学 | Novel preparation method of penoxsulam |
CN103319489B (en) * | 2013-07-12 | 2015-04-08 | 黑龙江大学 | Triazolopyrimidine sulfonamide compound, and synthetic method and application thereof |
CN104341326A (en) * | 2013-08-08 | 2015-02-11 | 天津诺维康生物技术有限公司 | Preparation method for 2-substituted 6-(trifluoromethyl)benzenesulphonyl chloride |
BR112017019116B1 (en) * | 2015-03-10 | 2022-02-01 | Oriental (Luzhou) Agrochemicals. Co., Ltd | Method for preparing high purity sulfonamide compound and sulfonamide compound intermediate |
CN105294515B (en) * | 2015-11-13 | 2017-10-10 | 天津现代职业技术学院 | The preparation method of 2 (2 ', 2 ' difluoroethoxy) 6 trifluoromethyl benzene sulfonyl chloride |
CN105399746B (en) * | 2015-12-28 | 2017-11-07 | 黑龙江凯奥科技开发有限公司 | Triazolopyrimidine sulfonamide compound, the composition containing the compound and its application |
GB2555635B (en) * | 2016-11-07 | 2022-04-13 | Rotam Agrochem Int Co Ltd | A novel form of penoxsulam, a process for its preparation and use of the same |
CN108892671B (en) * | 2018-08-20 | 2021-04-20 | 常州沃腾化工科技有限公司 | Preparation method of pyroxsulam |
CN108707109A (en) * | 2018-08-29 | 2018-10-26 | 常州沃腾化工科技有限公司 | A kind of preparation method of 2- methoxyl groups -4- trifluoromethyl pyridine -3- sulfonic acid chlorides |
ES2939695T3 (en) | 2018-12-27 | 2023-04-26 | Corteva Agriscience Llc | Preparation of intermediates of a sulfonamide herbicide process |
WO2020139734A1 (en) | 2018-12-27 | 2020-07-02 | Dow Agrosciences Llc | Preparation of sulfonamide herbicide process intermediates |
CN110698363B (en) * | 2019-01-28 | 2022-02-01 | 杭州师范大学 | Synthetic method of 2- (2, 2-difluoroethoxy) -6- (trifluoromethyl) benzenesulfonyl chloride |
CN110563735B (en) * | 2019-09-27 | 2022-03-29 | 江苏好收成韦恩农化股份有限公司 | Method for preparing florasulam |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5177206A (en) | 1991-10-08 | 1993-01-05 | Dowelanco | Process for the preparation of substituted N-(aryl)-1,2,4-triazolopyrimidine-2-sulfonamides |
HU229886B1 (en) * | 1996-09-24 | 2014-11-28 | Dow Agrosciences Llc | Benzenesulfonyl cloride derivates suitable for the preparation of herbicidal n-(triazoloazinyl) benzenesulfonamid e compounds |
AR015104A1 (en) * | 1996-11-13 | 2001-04-18 | Dowelanco | SUBSTITUTED N-ARILSULFYLIMINE COMPOUNDS, USED AS CATALYSTS IN THE PREPARATION OF N-ARYLARILSULFONAMIDE COMPOUNDS; PROCESS TO PREPARE SUCH COMPOUNDS AND ITS USE TO CATALIZE SUCH PREPARATION. |
HU227229B1 (en) | 2000-11-03 | 2010-11-29 | Dow Agrosciences Llc | Herbicidal n-(5,7-dimethoxy[1,2,4]triazolo[1,5-a]pyrimidin-2-yl)arylsulfonamide derivatives, their preparation and use as herbicides |
CN1221552C (en) | 2000-11-03 | 2005-10-05 | 美国陶氏益农公司 | N-([1,2,4] triazoloazinyl) thiophene sulfonamide compounds as herbicides |
-
2005
- 2005-03-24 WO PCT/US2005/009964 patent/WO2005097793A1/en not_active Application Discontinuation
- 2005-03-24 AU AU2005230862A patent/AU2005230862B2/en active Active
- 2005-03-24 CA CA2558245A patent/CA2558245C/en not_active Expired - Fee Related
- 2005-03-24 JP JP2007505212A patent/JP4929155B2/en active Active
- 2005-03-24 AT AT05730076T patent/ATE451370T1/en active
- 2005-03-24 DE DE602005018182T patent/DE602005018182D1/en active Active
- 2005-03-24 KR KR1020067019722A patent/KR101111014B1/en active IP Right Grant
- 2005-03-24 MX MXPA06010913A patent/MXPA06010913A/en active IP Right Grant
- 2005-03-24 CN CNB2005800080109A patent/CN100509812C/en active Active
- 2005-03-24 BR BRPI0509273A patent/BRPI0509273B8/en active IP Right Grant
- 2005-03-24 EP EP05730076A patent/EP1735309B1/en active Active
- 2005-03-24 US US11/088,448 patent/US7339058B2/en active Active
- 2005-03-24 DK DK05730076.6T patent/DK1735309T3/en active
- 2005-03-24 ZA ZA200606604A patent/ZA200606604B/en unknown
- 2005-03-25 TW TW094109293A patent/TWI337183B/en active
-
2006
- 2006-09-12 IL IL178032A patent/IL178032A/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
CN100509812C (en) | 2009-07-08 |
JP2007530587A (en) | 2007-11-01 |
EP1735309A1 (en) | 2006-12-27 |
CN1930164A (en) | 2007-03-14 |
CA2558245A1 (en) | 2005-10-20 |
US7339058B2 (en) | 2008-03-04 |
KR20070014135A (en) | 2007-01-31 |
BRPI0509273A (en) | 2007-09-04 |
ZA200606604B (en) | 2008-01-30 |
AU2005230862B2 (en) | 2010-12-23 |
TW200536842A (en) | 2005-11-16 |
ATE451370T1 (en) | 2009-12-15 |
MXPA06010913A (en) | 2006-12-15 |
KR101111014B1 (en) | 2012-02-13 |
IL178032A (en) | 2013-11-28 |
WO2005097793A1 (en) | 2005-10-20 |
DK1735309T3 (en) | 2010-04-06 |
TWI337183B (en) | 2011-02-11 |
US20050215570A1 (en) | 2005-09-29 |
CA2558245C (en) | 2012-01-03 |
EP1735309B1 (en) | 2009-12-09 |
DE602005018182D1 (en) | 2010-01-21 |
BRPI0509273B1 (en) | 2015-12-22 |
JP4929155B2 (en) | 2012-05-09 |
BRPI0509273B8 (en) | 2022-06-28 |
AU2005230862A1 (en) | 2005-10-20 |
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Legal Events
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KB | Patent renewed | ||
KB | Patent renewed |